Keep your base safe from the huge advancing army using your trusty sniper rifle, air strikes and artillery.
With each wave the invading army gets stronger, spend your money on the right upgrades and try to survive the war!
Use the mouse to aim and shoot.
Spend your money earned on upgrades in the 'upgrades' menu.
[1] Key: Select Mortar Strike
[2] Key: Select Artillery Strike
[3] Key: Select Air Strike
[4] Key: Select Big Bomb
[U] Key: Upgrade
[O] or [P] keys: Options
